Estimating Electron Density of the Ionosphere from Radio by Bizuayehu Adisie Beyene

By Bizuayehu Adisie Beyene

medical examine from the yr 2016 within the topic Physics - Nuclear Physics, Molecular Physics, reliable kingdom Physics, grade: very good, , language: English, summary: summary Ionospheric electron density impacts trans-ionospheric radio waves. Estimating electron density, accordingly, is essential to mitigate the influence of ionosphere on radio waves. therefore, diverse tools were utilized to estimate ionospheric electron density from built-in measurements of ground-based GPS (Global Positioning process) receivers lately put in in East-Africa.

To increase such efforts, ionospheric electron density has been expected from Radio Occultation (RO) overall electron content material information measured through LEO (Low Earth Orbit) satellites. Abel inversion onion peeling set of rules then is used to retrieve electron density profiles from the calibrated info. The reconstructed electron density profiles were tested via working the traditional ionospheric empirical version (International Reference Ionosphere, IRI-2007) at time and destinations that RO electron density profiles are bought. the consequences express good contract among the Abel inversion and IRI-2007 electron density profiles, for either backside and topside ionosphere. additionally, F2 top density heights from Abel inversion and IRI-2007 have proven good contract. besides the fact that, major discrepancy has been detected round the top of the F2 height density.

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